DE68926638T2 - Fault diagnosis system for plants - Google Patents

Fault diagnosis system for plants

Info

Publication number
DE68926638T2
DE68926638T2 DE1989626638 DE68926638T DE68926638T2 DE 68926638 T2 DE68926638 T2 DE 68926638T2 DE 1989626638 DE1989626638 DE 1989626638 DE 68926638 T DE68926638 T DE 68926638T DE 68926638 T2 DE68926638 T2 DE 68926638T2
Authority
DE
Germany
Prior art keywords
plants
fault diagnosis
diagnosis system
system
fault
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE1989626638
Other languages
German (de)
Other versions
DE68926638D1 (en
Inventor
Toshihiko C O Hiroshim Niinomi
Shigeru Kaseda
Koichi Takahashi
Ryohei C O Mitsubish Funakoshi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Idemitsu Kosan Co Ltd
Mitsubishi Heavy Industries Ltd
Original Assignee
Idemitsu Kosan Co Ltd
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP9620388U priority Critical patent/JPH0218107U/ja
Priority to JP9620188U priority patent/JPH0218197U/ja
Priority to JP9620288U priority patent/JPH0218106U/ja
Priority to JP63250596A priority patent/JP2587474B2/en
Priority to JP1008082A priority patent/JP2601896B2/en
Application filed by Idemitsu Kosan Co Ltd, Mitsubishi Heavy Industries Ltd filed Critical Idemitsu Kosan Co Ltd
Application granted granted Critical
Publication of DE68926638T2 publication Critical patent/DE68926638T2/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00Testing or monitoring of control systems or parts thereof
    • G05B23/02Electric testing or monitoring
    • G05B23/0205Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0224Process history based detection method, e.g. whereby history implies the availability of large amounts of data
    • G05B23/0227Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
    • G05B23/0229Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions knowledge based, e.g. expert systems; genetic algorithms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006Controlling or regulating processes
    • B01J19/002Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16528Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values using digital techniques or performing arithmetic operations
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00Testing or monitoring of control systems or parts thereof
    • G05B23/02Electric testing or monitoring
    • G05B23/0205Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0224Process history based detection method, e.g. whereby history implies the availability of large amounts of data
    • G05B23/0227Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
    • G05B23/0235Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions based on a comparison with predetermined threshold or range, e.g. "classical methods", carried out during normal operation; threshold adaptation or choice; when or how to compare with the threshold
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00Alarms responsive to unspecified undesired or abnormal conditions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00245Avoiding undesirable reactions or side-effects
    • B01J2219/00268Detecting faulty operations
DE1989626638 1988-07-20 1989-07-19 Fault diagnosis system for plants Expired - Lifetime DE68926638T2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP9620388U JPH0218107U (en) 1988-07-20 1988-07-20
JP9620188U JPH0218197U (en) 1988-07-20 1988-07-20
JP9620288U JPH0218106U (en) 1988-07-20 1988-07-20
JP63250596A JP2587474B2 (en) 1988-10-03 1988-10-03 Plant abnormality sign detecting device
JP1008082A JP2601896B2 (en) 1989-01-17 1989-01-17 Plant abnormality diagnosis system

Publications (1)

Publication Number Publication Date
DE68926638T2 true DE68926638T2 (en) 1996-11-14

Family

ID=27518892

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1989626638 Expired - Lifetime DE68926638T2 (en) 1988-07-20 1989-07-19 Fault diagnosis system for plants
DE1989626638 Expired - Fee Related DE68926638D1 (en) 1988-07-20 1989-07-19 Fault diagnosis system for plants

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1989626638 Expired - Fee Related DE68926638D1 (en) 1988-07-20 1989-07-19 Fault diagnosis system for plants

Country Status (2)

Country Link
EP (1) EP0351833B1 (en)
DE (2) DE68926638T2 (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9008788D0 (en) * 1990-04-19 1990-06-13 Whitbread & Co Plc Diagnostic equipment
US5339257A (en) * 1991-05-15 1994-08-16 Automated Technology Associates Inc. Real-time statistical process monitoring system
CZ293613B6 (en) * 1992-01-17 2004-06-16 Westinghouse Electric Corporation Method for monitoring the operation of a facility using CPU
FR2692037B1 (en) * 1992-06-03 1997-08-08 Thomson Csf Diagnostic Method for an evolutionary process.
US5481481A (en) * 1992-11-23 1996-01-02 Architectural Engergy Corporation Automated diagnostic system having temporally coordinated wireless sensors
US9222712B1 (en) 1996-08-20 2015-12-29 Hudson Technologies, Inc. Method and apparatus for measuring and improving efficiency in refrigeration systems
DE10006313B4 (en) * 2000-02-12 2008-04-10 Sennheiser Electronic Gmbh & Co. Kg Plant Monitoring System
US6668240B2 (en) 2001-05-03 2003-12-23 Emerson Retail Services Inc. Food quality and safety model for refrigerated food
US6892546B2 (en) 2001-05-03 2005-05-17 Emerson Retail Services, Inc. System for remote refrigeration monitoring and diagnostics
US6889173B2 (en) 2002-10-31 2005-05-03 Emerson Retail Services Inc. System for monitoring optimal equipment operating parameters
US7412842B2 (en) 2004-04-27 2008-08-19 Emerson Climate Technologies, Inc. Compressor diagnostic and protection system
US7275377B2 (en) 2004-08-11 2007-10-02 Lawrence Kates Method and apparatus for monitoring refrigerant-cycle systems
EP1851959B1 (en) 2005-02-21 2012-04-11 Computer Process Controls, Inc. Enterprise control and monitoring system
US7752853B2 (en) 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring refrigerant in a refrigeration system
US7665315B2 (en) 2005-10-21 2010-02-23 Emerson Retail Services, Inc. Proofing a refrigeration system operating state
US7752854B2 (en) 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring a condenser in a refrigeration system
US8590325B2 (en) 2006-07-19 2013-11-26 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system
US20080216494A1 (en) 2006-09-07 2008-09-11 Pham Hung M Compressor data module
US20090037142A1 (en) 2007-07-30 2009-02-05 Lawrence Kates Portable method and apparatus for monitoring refrigerant-cycle systems
US9140728B2 (en) 2007-11-02 2015-09-22 Emerson Climate Technologies, Inc. Compressor sensor module
WO2010138831A2 (en) 2009-05-29 2010-12-02 Emerson Retail Services, Inc. System and method for monitoring and evaluating equipment operating parameter modifications
AU2012223466B2 (en) 2011-02-28 2015-08-13 Emerson Electric Co. Residential solutions HVAC monitoring and diagnosis
US8964338B2 (en) 2012-01-11 2015-02-24 Emerson Climate Technologies, Inc. System and method for compressor motor protection
US9310439B2 (en) 2012-09-25 2016-04-12 Emerson Climate Technologies, Inc. Compressor having a control and diagnostic module
CN105074344B (en) 2013-03-15 2018-02-23 艾默生电气公司 Hvac system monitoring and remote diagnostics
US9803902B2 (en) 2013-03-15 2017-10-31 Emerson Climate Technologies, Inc. System for refrigerant charge verification using two condenser coil temperatures
US9551504B2 (en) 2013-03-15 2017-01-24 Emerson Electric Co. HVAC system remote monitoring and diagnosis
CA2908362C (en) 2013-04-05 2018-01-16 Fadi M. Alsaleem Heat-pump system with refrigerant charge diagnostics
EP3232282B1 (en) * 2016-04-12 2018-09-12 Siemens Aktiengesellschaft Diagnostic device and method for monitoring the operation of a technical plant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2139767A (en) * 1983-04-13 1984-11-14 British Steel Corp Fault diagnosis in an industrial operation
JPS6091414A (en) * 1983-10-24 1985-05-22 Mitsubishi Electric Corp Plant diagnosing device
JPS62163114A (en) * 1986-01-14 1987-07-18 Yokogawa Electric Corp Trouble diagnosing device
JPH0691414A (en) * 1992-09-16 1994-04-05 Enshu Ltd Removing device for wound chip and removing method therefor

Also Published As

Publication number Publication date
EP0351833A3 (en) 1991-05-08
EP0351833B1 (en) 1996-06-12
EP0351833A2 (en) 1990-01-24
DE68926638D1 (en) 1996-07-18

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